Blog

What term describes the identical copies of a chromosome formed during DNA replication?

Which structure pulls chromatids apart during mitosis?

Helper T-cells are important mediators of an immune response. Which of the following is not true concerning the function(s) of Helper T-cells? 

Which is not true of antidiuretic hormone (ADH)?

Which of the following ions is most important for determining the height of the action potential in a neuronal axon membrane? 

Which is most responsible for the cessation of muscle contraction during normal movement? 

You are playing pickleball and get nailed in the face. You rub the location where you were hit.  True or false: Stimulation of your mechanoreceptors can decrease pain sensation by activating your inhibitory interneurons that act on second-order neurons that carry pain signals to your brain. 

You just finished a blue raspberry Slurpee from 7-Eleven. Delicious. It contains a lot of glucose however. In your gut, glucose is primarily transported from the lumen into the enterocyte (gut cell) via ________.

True or false: Throughout the menstrual cycle, estrogen only exhibits negative feedback on the hypothalamus. 

 Okay, you had to know it was coming (see the ominous foreshadowing above in question 54). In the movie The Rock (a.k.a. the best movie ever), terrorists are using VX, a lethal nerve gas. VX effects can be inhibited by atropine by blocking acetylcholine receptors. Hooray! Nicholas Cage is saved (an Oscar-worthy performance for sure). However, the terrorist that is exposed to VX without atropine dies a horrible (gurgling?) death. Why?